Button p:calendar not show with bootfaces 0.8.0 and Priemfaces 5.3

[nokiajavi]

When I use bootfaces 0.8.0 and Primefaces 5.3 the component p:calendar not show the button with option showOn button.

Example:
<p:calendar mode="popup" size="8" showOn="button" />

With bootfaces 0.7.0 work correctly.

[mostfa-ayad]

try use the value= element
<p:calendar mode="popup" size="8" showOn="button" value="#{bean.date}" />

[nokiajavi]

Hi, I 've tried adding the tag value pointing to a bean but still not working. Do not get the popup calendar or the button to give and show .